IPA: /ˈstɪŋɪŋli/
KK: /ˈstɪŋɪŋli/
In a manner that causes sharp pain or discomfort, often used to describe a strong emotional reaction or criticism.
She spoke stingingly about the mistakes made in the project.
Stingingly → It is formed from "sting" (from Old English "stingan", meaning to pierce or prick) and the suffix "-ingly" (indicating a manner of doing something). The word "stingingly" means in a manner that causes a sharp, piercing sensation or feeling.
Think of the word 'sting' which means to 'pierce' or 'prick' — when something happens 'stingingly', it does so in a sharp, piercing way.